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Toyo Aluminium Kabushiki Kaisha

Patents = 113

Trademarks = 12

Forward Citations = 517

where 'Filed Patents' based on already Granted Patents

where 'Inventors Filed' based on already Granted Patents

257 inventors (with patents filed for the assignee):

Yoshiki Hashizume (18 out of 22 patents)

Takashi Watsuji (9 out of 13 patents)

Takayuki Nakao (8 out of 8 patents)

4. Zenya Ashitaka (8 out of 9 patents)

5. Haruzo Katoh (8 out of 11 patents)

6. Toshifumi Taira (7 out of 15 patents)

7. Taro Morimitsu (7 out of 8 patents)

8. Akira Shingu (6 out of 6 patents)

9. Shunichi Setoguchi (6 out of 8 patents)

10. Jun Kusui (6 out of 13 patents)

11. Kazuya Fujimoto (5 out of 9 patents)

12. Mitsunari Ooyagi (5 out of 5 patents)

13. Masashi Mehata (5 out of 7 patents)

14. Hidetoshi Inoue (5 out of 5 patents)

15. Kunihiko Nakayama (5 out of 5 patents)

113 patents: Sort by Forward Citations

1. 12398038 - Manufacturing method of modified aluminum nitride raw material, modified aluminum nitride raw material, manufacturing method of aluminum nitride crystals, and downfall defect prevention method (2025-08-26),

2. 12325936 - Aluminum nitride substrate manufacturing method, aluminum nitride substrate, and method of removing strain layer introduced into aluminum nitride substrate by laser processing (2025-06-10),

3. 12281010 - Aluminum nitride-based powder and method for producing same (2025-04-21),

4. 12234559 - Electrode material for aluminum electrolytic capacitors and method for producing same (2025-02-25),

5. 12139777 - Aluminum alloy foil, laminate, method of producing aluminum alloy foil, and method of producing laminate (2024-11-12),

6. 12116486 - Coated pigment (2024-10-15),

7. 12022841 - Film for preserving edible meat (2024-07-02),

8. 12017264 - Aluminum foil for ultraviolet light reflecting materials and method for producing same (2024-06-25),

9. 12015091 - Conductive paste and method for producing TOPCon solar cell (2024-06-18),

10. 11851234 - Plastic container and method for producing same (2023-12-26),

11. 11827956 - Aluminum alloy foil, laminate, method of producing aluminum alloy foil, and method of producing laminate (2023-11-28),

12. 11811356 - Method for installing solar cell module (2023-11-07),

13. 11760885 - Aluminum flake pigment and method of producing same (2023-09-19),

14. 11446608 - Method for reducing HTO concentration in aqueous solution (2022-09-20),

15. 11001911 - Aluminum alloy foil, laminate of same, method for producing said aluminum alloy foil, and method for producing said laminate (2021-05-11),

Toyo Aluminium Kabushiki Kaisha is a Japanese company engaged in the manufacturing and distribution of aluminum products. They offer a wide range of high-quality aluminum products including sheet metals, extrusions, and foils. With a strong focus on innovation and customer satisfaction, Toyo Aluminium has established itself as a leading provider of aluminum solutions in various industries.

This text is generated by artificial intelligence and may not be accurate.

Company Badge

USPTO Data Jan 1 1976 - Dec 2 2025

113 Patents

#100 in Osaka

#1,014 in Japan

#6,783 in the World

Toyo Aluminium Kabushiki Kaisha

Forward Citations = 517

257 inventors:

Yoshiki Hashizume (18 out of 22 patents)

Takashi Watsuji (9 out of 13 patents)

Takayuki Nakao (8 out of 8 patents)

4. Zenya Ashitaka (8 out of 9 patents)

5. Haruzo Katoh (8 out of 11 patents)

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